Microsoft Solver Foundation

Optimization and modeling in Excel and Visual Studio

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  • Blog Post: How to register a third-party solver in Iron Python

    For years, Solver Foundation has provided the ability to plug-in third party solvers so that they can be used using the same programming model as Solver Foundation’s built-in solvers. In the past, solvers were registered using configuration files, as we have described in previous blog posts . ...
  • Blog Post: Microsoft Solver Foundation v3.1 Released

    Microsoft Solver Foundation 3.1 is now ready for download. Solver Foundation provides a complete system for optimization model specification, connection to data sources, and access to best-of-breed solvers for Excel users and .Net programmers. The Express version is available on the Solver Foundation...
  • Blog Post: Microsoft Solver Foundation 3.1: preview

    The next release of Solver Foundation, Microsoft Solver Foundation 3.1, will be released next month. The feature set for 3.1 is the result of feedback from numerous partners and customers. This post summarizes some of the improvements. Improved Nonlinear Programming Microsoft Solver Foundation...
  • Blog Post: Gurobi 4.5 Connector for Solver Foundation 3.0

    The Gurobi connector for Solver Foundation has been updated for Gurobi 4.5. You can obtain the connector by visiting the Solver Foundation forum . Here are installation and usage instructions for the connector. These instructions have been verified on 32- and 64-bit versions of Windows 7 using Visual...
  • Blog Post: MOSEK connector updated

    We are pleased to announce an updated Solver Foundation connector to the popular MOSEK solver. MOSEK is designed to solve large-scale linear, mixed integer, and certain types of nonlinear models. To get started, download the free connector at the Solver Foundation forum , and install MOSEK by visiting...
  • Blog Post: New Solver Foundation forum and home page

    Soma announced on his blog today that there's a brand new MSDN forum and DevLabs home page for Solver Foundation. The new MSDN forum is a great place to ask questions, share examples, and provide feedback to the team. Visit the MSDN forum at http://social.msdn.microsoft.com/Forums/en-US...
  • Blog Post: New Solver Foundation Forum coming soon

    As announced on the Solver Foundation MSDN forum , over the next few days we'll be rolling out brand-new Solver Foundation sites: A brand new forum for questions and discussions. It has better search, code formatting, and more. A new download site (coming soon). We'll post more information...
  • Blog Post: Video: Modeling with Solver Foundation 3.0

    We've posted a new video that shows how to use the Excel add-in for Solver Foundation 3.0. If you are new to modeling, optimization, or Solver Foundation, we hope you'll find this video useful as you get started. For more, check out this post on Channel 9 .
  • Blog Post: Solving non-linear models with Compact Quasi Newton solver part 2

    In our last post we described the new API of Solver Foundation 3.0 for non-linear model s . In particular we described the new API for the Compact Quasi Newton (CQN) solver. We also showed how to model and solve non-linear models using the solver interface. To do this it is necessary to introduce a delegate...
  • Blog Post: Solving non-linear models with Compact Quasi Newton solver part 1

    Several days ago, Microsoft Solver Foundation 3.0 was released , providing new features to build and solve nonlinear models. These features are at the solver, Solver Foundation Services, and modeling levels. Solver Foundation’s Compact Quasi Newton solver handles unconstrained nonlinear models – it has...
  • Blog Post: Microsoft Solver Foundation v3.0 Released

    We pleased to announce the release of Microsoft Solver Foundation v3.0. The Express edition is available at http://code.msdn.microsoft.com/solverfoundation . The Standard and Academic Editions of Solver Foundation v3.0 will soon be available online via MSDN and MSDNAA subscriber downloads. Microsoft...
  • Blog Post: Solver Foundation at INFORMS 2010

    The Solver Foundation team will once again be at the INFORMS annual meeting , this year in Austin, Texas. We will be showcasing our upcoming release featuring nonlinear optimization, mixed integer quadratic programming, new OML operators, SFS improvements, and much more. Drop by our presentation on Sunday...
  • Blog Post: The next release of Solver Foundation

    The Solver Foundation team has been hard at work on our next release. We want to take a break from the action to share some details about we plan to ship. Our focus is to broaden the range of real-world models that can be created, solved and analyzed using Solver Foundation Services (SFS) and OML. Here...
  • Blog Post: Gurobi 3.0 Plug-in for Microsoft Solver Foundation 2.1

    Solver Foundation developers can update their environment to use the latest solver from Gurobi . In the Downloads area of the MSDN gallery site, the files: Gurobi 3.0 Solver and Plug-In for Microsoft Solver Foundation - 32-bit Gurobi 3.0 Solver and Plug-In for Microsoft Solver Foundation - 64...
  • Blog Post: Simpler Data Binding using LINQ and extension methods

    In this post we introduce some utility methods to make it easier to work with arrays in Solver Foundation programs. Most real models involve either input parameters or output decision variables that involve collections. For example, in an investment portfolio optimization model we may have an input parameter...
  • Blog Post: Relaxing mixed integer models with Solver Foundation

    Mixed integer programming (MIP) models are one of the most commonly formulated Solver Foundation model types. “Mixed” refers to the fact that such models contain both integer and continuous (real) decision variables. People frequently want to solve the “relaxation” of a MIP model...
  • Blog Post: Announcing: Technical Computing and Solver Foundation

    Monday was an exciting day for the Solver Foundation team as Bob Muglia announced Microsoft's Technical Computing initiative . Microsoft is announcing its commitment to provide computing power and software tools to enable scientists, engineers and analysts to build and solve computational models. The...
  • Blog Post: Solver Foundation 2.1 Preview

    The next version of Solver Foundation is due to arrive before the end of April. The focus of Solver Foundation v2.1 is to improve the model development experience for Solver Foundation Services programmers and Excel add-in users. Here are some of the improvements: The Report class will be greatly...
  • Blog Post: Welcome to the Solver Foundation Blog

    Microsoft Solver Foundation is a mathematical simulation, optimization, and modeling tool that you can use in Excel, Visual Studio, or integrated in any new or existing application by using the Solver Foundation Services. You can use any CLI language including Visual C#, Visual Basic, Visual C++, Visual...
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